ac_cv_linux_statfs_takes_dentry=no)])
AC_MSG_RESULT($ac_cv_linux_statfs_takes_dentry)])
+
+AC_DEFUN([LINUX_KEY_TYPE_H_EXISTS], [
+ AC_MSG_CHECKING([for linux/key-type.h existance])
+ AC_CACHE_VAL([ac_cv_linux_key_type_h_exists], [
+ AC_TRY_KBUILD(
+[#include <linux/key-type.h>],
+[return;],
+ ac_cv_linux_key_type_h_exists=yes,
+ ac_cv_linux_key_type_h_exists=no)])
+ AC_MSG_RESULT($ac_cv_linux_key_type_h_exists)
+ if test "x$ac_cv_linux_key_type_h_exists" = "xyes"; then
+ AC_DEFINE([KEY_TYPE_H_EXISTS], 1, [define if linux/key-type.h exists])
+ fi])
+
AC_DEFUN([LINUX_LINUX_KEYRING_SUPPORT], [
AC_MSG_CHECKING([for linux kernel keyring support])
AC_CACHE_VAL([ac_cv_linux_keyring_support], [
AC_TRY_KBUILD(
[#include <linux/rwsem.h>
+#ifdef KEY_TYPE_H_EXISTS
+#include <linux/key-type.h>
+#endif
#include <linux/key.h>
#include <linux/keyctl.h>],
[#ifdef CONFIG_KEYS
AC_MSG_CHECKING([for linux do_sync_read()])
AC_CACHE_VAL([ac_cv_linux_do_sync_read], [
save_CPPFLAGS="$CPPFLAGS"
- CPPFLAGS="$CPPFLAGS -Werror-implicit-function-declaration"
+ EXTRA_FLAGS="$CPPFLAGS -Werror-implicit-function-declaration"
AC_TRY_KBUILD(
[#include <linux/fs.h>],
[do_sync_read(NULL, NULL, 0, NULL);],